Method RenderBatchesForPicking

trinity/Tr2RenderContext.cpp:863–925

}

void Tr2RenderContextBase::RenderBatchesForPicking( ITriRenderBatchAccumulator* batches, const BlueSharedString& techniqueName )
{
	CCP_STATS_ZONE( __FUNCTION__ );
	D3DPERF_EVENT( L"Tr2EffectStateManager::RenderBatchesForPicking" );

	Tr2RenderContext* primaryContext = reinterpret_cast<Tr2RenderContext*>( this );
	Tr2RingBuffer::GetInstance<Float4x3>().PrepareBuffer( *primaryContext );
	Tr2RingBuffer::GetInstance<Tr2MorphTargetAnimationData>().PrepareBuffer( *primaryContext );


	Tr2RenderContext* renderContext = reinterpret_cast<Tr2RenderContext*>( this );
	UseTextures( batches, techniqueName, *renderContext );

	const Tr2PerObjectData* curPerObjectData = nullptr;

	Tr2ConstantBufferAL* perObjectConstantBuffers[CBUFFER_COUNT];
	for( uint32_t i = 0; i != CBUFFER_COUNT; ++i )
	{
		perObjectConstantBuffers[i] = &m_perObjectConstantBuffers[i];
	}

	for( auto& batch : batches->GetBatches() )
	{
		uint32_t technique;
		if( !batch.m_shader->GetTechniqueIndex( techniqueName, technique ) )
		{
			continue;
		}

		if( batch.m_objectData )
		{
			if( batch.m_objectData != curPerObjectData )
			{
				D3DPERF_EVENT( L"Set per-object data to device" );
				batch.m_objectData->SetPerObjectDataToDevice( perObjectConstantBuffers, batch.m_shader->GetShaderTypeMask( technique ), *renderContext );
				curPerObjectData = batch.m_objectData;
			}

			uint32_t id = batch.m_objectData->GetUserData();
			if( m_objectIdVariable )
			{
				m_objectIdVariable->SetValue( (float)id );
			}

			uint32_t areaID = batch.m_pickingData;
			if( m_areaIdVariable )
			{
				m_areaIdVariable->SetValue( (float)areaID );
			}
		}

		uint32_t passCount = batch.m_shader->GetPassCount( technique );
		CCP_ASSERT( passCount == 1 );

		batch.m_shader->ApplyAllStateForPass( technique, 0, *renderContext );
		batch.m_material->ApplyMaterialDataForPass( technique, 0, *renderContext );
		Tr2GpuProfiler::GetProfiler().Begin( batch.m_material, "", *renderContext );
		SubmitGeometry( batch, *renderContext );